Title:
FIRE EXTINGUISHER
Document Type and Number:
Japanese Patent JP2014165026
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To suppress expansion of fire incident to thermal runaway of a lithium ion battery, by mounting a fire extinguisher on the lithium ion battery.SOLUTION: A fire extinguisher 12 is mounted detachably on a lithium ion battery, including a safety valve opening when the internal pressure of a battery outer container rises, while covering the outside of the safety valve. The fire extinguisher 12 includes an adsorption filter 34 using anti-inflammatory metal meshes 30a, 30b and a glass wool arranged relatively to the safety valve 14. Flame of an electrolyte ejected by action of the safety valve 14 is extinguished by the anti-inflammatory metal meshes 30a, 30b and the electrolyte passed through the anti-inflammatory metal meshes 30a, 30b is adsorbed by the adsorption filter 34 using heat-resistant fibers and held so that it is scarcely ejected from an exhaust port 28.
Inventors:
IBARAKI HIROSHI
Application Number:
JP2013035244A
Publication Date:
September 08, 2014
Filing Date:
February 26, 2013
Export Citation:
Assignee:
HOCHIKI CO
International Classes:
H01M2/10; A62C3/16; A62C35/02; H01M2/12
Domestic Patent References:
| JP2007012485A | 2007-01-18 | |||
| JP2009142419A | 2009-07-02 | |||
| JP2009212081A | 2009-09-17 | |||
| JPH04162347A | 1992-06-05 | |||
| JP2007227171A | 2007-09-06 | |||
| JP2010097836A | 2010-04-30 | |||
| JP2014135234A | 2014-07-24 |
Foreign References:
| US7871719B2 | 2011-01-18 |
Attorney, Agent or Firm:
Susumu Takeuchi